Iridium 81 passes near the constellation Aquarius as an airliner cuts into the frame. The satellite is a spare unit currently in storage orbit.

USSPACECOM Catalog No. 25468; Int'l Designation Code 1998-051-B.
Magnitude -1; Left MMA angle 1.1°. Photographed 27.4 km from flare centre at 05:30, altitude 28°, azimuth 172°S, near Hydra.
Source: heavens-above.com